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2 years ago

14

Help me please urgent

1 answer:

asambeis [7]2 years ago

7 0

$Let \: x \: be \: the \: number \: of \: hours \\ Expession: - 4.5x = - 27\Leftrightarrow x = \frac{ - 27}{ - 4.5} = 6 \: hours$

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